SOLUTION: The distance from a star to a planet is 7.4 X 10^18 m. How long does it take light, traveling at 10^16 m/year, to travel from the star to the planet?
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Question 894499: The distance from a star to a planet is 7.4 X 10^18 m. How long does it take light, traveling at 10^16 m/year, to travel from the star to the planet?
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
d = r*t
t = d/r = 7.4e18/1e16
t = 7.4e2
t = 740 years
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